diff --git a/Dockerfile b/Dockerfile
index 2682b8f9..008e0372 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.2-alpine AS builder
+FROM golang:1.21.3-alpine AS builder
 RUN apk update && apk add --no-cache git
 WORKDIR $GOPATH/src/istio-config-validator/
 COPY . .